| 释义 |
perlite 也作 pearl·ite AHD[pûrʹlīt'] D.J.[ˈpɜːˌlaɪt]K.K.[ˈpɝˌlaɪt]n.（名词）- A natural volcanic glass similar to obsidian but having distinctive concentric cracks and a relatively high water content. In a fluffy heat-expanded form perlite is used as a lightweight aggregate, in fire-resistant insulation, and in soil for potted plants.珍珠岩：一种天然火山玻璃岩，类似于黑曜岩，但它有清晰的同轴裂纹和相对高的含水量。轻的热膨胀形珍珠岩可用作轻型建材，也可用于绝热材料和盆栽植物的土壤中
- French from perle [pearl] from Old French * see pearl 1法语 源自 perle [珍珠] 源自 古法语 * 参见 pearl1
- or German Perlite from Perle [pearl] ultimately from Vulgar Latin *pernula 或 德语 Perlite 源自 Perle [珍珠] 最终源自 俗拉丁语 *pernula
perlitʹic AHD[pər-lĭtʹĭk] （形容词） |